In which of the following environments would there be the greatest need for osmoregulation?
A) an animal connective tissue cell bathed in isotonic body fluid
B) a salmon moving from a river into an ocean
C) a red blood cell surrounded by plasma
D) a plant being grown hydroponically in a watery mixture of designated nutrients

Question

Quizplus · Accepted Answer

Osmoregulation is the process of maintaining the balance of water and electrolytes in the body. Salmon moving from a river into an ocean face a challenging change in the osmotic environment. Oceans have a high concentration of saltwater that can cause dehydration in the salmon. Salmon need to osmoregulate, therefore, to maintain the balance of water and electrolytes, and they can accomplish this through specialized ion transporters.

In Which of the Following Environments Would There Be the Greatest